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Littelfuse HE721A1210 Reed Relay

This high-quality reed relay features a 12 V DC coil voltage and a reliable SPST-NO contact configuration, optimized for PCB mounting. It supports switching currents up to 0.5 Amps and withstands a maximum switching voltage of 200 V DC, making it ideal for applications requiring precise control and isolation. The relay's compact transfer-molded design provides maximum contact protection, with optional magnetic shielding and diode suppression for enhanced performance in industrial, telecom, and instrumentation systems. Its robust construction ensures durability in harsh environments, supporting high-voltage switching and low power consumption for efficient operation.

Authorized Distributors
Source:DigiKey
Part No:HE721A1210
Stock:636
Inv Date:05-28-2026
Price: Unit price: $2.5
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Part No:HE721A1210
Stock:0
Inv Date:05-29-2026
Price: N/A
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Part No:HE721A1210
Stock:0
Inv Date:05-28-2026
Price: Unit price: $2.02
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Part No:HE721A1210
Stock:2001
Inv Date:05-28-2026
Price: Unit price: $2.25
Buy/RFQ:
Part No:HE721A1210
Stock:2001
Inv Date:05-28-2026
Price: Unit price: $2.25
Buy/RFQ:

Littelfuse HE721A1210 Reed Relay Specifications:

  • Relay Type: Transfer Molded
  • Coil Voltage: 12 V DC
  • Contact Type: SPST-NO
  • Contact Rating: 0.5 Amps at 200 V DC
  • Maximum Switching Voltage: 200 V DC
  • Maximum Switching Power: Supports low power switching
  • Body Type: PCB Mount
  • Dimensions: Compact transfer-molded package ensures maximum contact protection
  • Environment: Designed for harsh industrial environments with optional magnetic shield
  • Durability: Supports reliable, long-term operation with diode suppression and hermetic sealing
  • Features: High-voltage switching option, hermetically sealed contacts, optional magnetic shielding
  • Application: Industrial automation, telecom switching, instrumentation controls

Buy the Buy Hamlin Relay Part Number HE721A1210 Online

Purchase the Hamlin HE721A1210 relay online today and get a high-performance, reliable component perfect for industrial automation, telecom, and instrumentation. With a 12V DC coil voltage and a maximum switching voltage of 200 V DC, this relay offers excellent contact stability and durability. Its compact transfer-molded body provides maximum component protection, ensuring efficient operation even in harsh environments. Enjoy quick delivery and excellent customer support when ordering this essential switch for your control systems, helping you achieve reliable and precise switching performance every time.

Buy Hamlin relay HE721A1210 now and experience unmatched reliability and performance in industrial automation and high-voltage switching tasks.

Frequently Asked Questions

Where can I buy Littelfuse HE721A1210?

You can click on the BUY or RFQ button to purchase HE721A1210 from an authorized Littelfuse distributor.

How do I troubleshoot issues or seek technical support for part HE721A1210?

You can download the HE721A1210 datasheet or visit the Littelfuse website for support.

Who is the manufacturer of HE721A1210?

Littelfuse

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